Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The transition to May introduces an increase in the average high-temperature, shifting from a cool 52.2°F (11.2°C) in April to a comfortable 62.1°F (16.7°C). Rowley's temperature in May lowers to a consistent average of 48.7°F (9.3°C) during the nights.Humidity
The average relative humidity in May is 76%.Rainfall
In May, the rain falls for 15.7 days. Throughout May, 1.89" (48mm) of precipitation is accumulated. In Rowley, during the entire year, the rain falls for 145.2 days and collects up to 27.05" (687mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Rowley, Massachusetts, the average length of the day in May is 14h and 39min.On the first day of May in Rowley, sunrise is at 5:36 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:08 am and sunset at 8:14 pm EDT.
Sunshine
In Rowley, Massachusetts, the average sunshine in May is 8.6h.UV index
In Rowley, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 5 in May translates into these instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What are the temperatures in Rowley in May?
What is the average humidity in May in Rowley?
How many days does it rain in May in Rowley?
When it does not snow in Rowley?
Does it snow in Rowley in May?
How many hours of daylight does Rowley have in May?
When are sunrise and sunset in May in Rowley?
How long on average sun shines in May in Rowley?
What is the UV index reading in May in Rowley?
Average temperature in May
Rowley, MA
- Average high temperature in May: 62.1°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (32.7°F).
- Average low temperature in May: 48.7°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in May
Rowley, MA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Rowley, MA
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).
Average humidity in May
Rowley, MA
- Average humidity in May: 76%
The months with the highest relative humidity are February and June (78%).
The month with the lowest relative humidity is April (73%).
Average rainfall in May
Rowley, MA
- Average rainfall in May: 1.89"
The wettest month (with the highest rainfall) is December (2.95").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in May
Rowley, MA
- Average rainfall days in May: 15.7 days
The month with the highest number of rainy days is May (15.7 days).
The months with the least rainy days are January and February (8.6 days).
Average snowfall in May
Rowley, MA
- Average snowfall in May: 0"
The month with the highest snowfall is February (4.02").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Rowley, MA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rowley, MA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Rowley, MA
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is August (18.2 days).
The month with the least sunshine days is March (12.8 days).
Average UV index in May
Rowley, MA
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Rowley, MA
- Average cloud cover in May: 44
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Rowley, MA
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Rowley, Massachusetts, USA
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